// Copyright (c) 1996-1997 Athenia Associates.
// http://www.webreference.com/js/
// License is granted if and only if this entire
// copyright notice is included. By Tomer Shiran.

function setCookie (name, value, expires, path, domain, secure) {
    var curCookie = name + "=" + escape(value) + (expires ? "; expires=" + expires : "") +
        (path ? "; path=" + path : "") + (domain ? "; domain=" + domain : "") + (secure ? "secure" : "");
    document.cookie = curCookie;
}

function getCookie (name) {
    var prefix = name + '=';
    var c = document.cookie;
    var nullstring = '';
    var cookieStartIndex = c.indexOf(prefix);
    if (cookieStartIndex == -1)
        return nullstring;
    var cookieEndIndex = c.indexOf(";", cookieStartIndex + prefix.length);
    if (cookieEndIndex == -1)
        cookieEndIndex = c.length;
    return unescape(c.substring(cookieStartIndex + prefix.length, cookieEndIndex));
}

function deleteCookie (name, path, domain) {
    if (getCookie(name))
        document.cookie = name + "=" + ((path) ? "; path=" + path : "") +
            ((domain) ? "; domain=" + domain : "") + "; expires=Thu, 01-Jan-70 00:00:01 GMT";
}

function fixDate (date) {
    var base = new Date(0);
    var skew = base.getTime();
    if (skew > 0)
        date.setTime(date.getTime() - skew);
}

function rememberMe (f) {
    var now = new Date();
    fixDate(now);
    now.setTime(now.getTime() + 365 * 24 * 60 * 60 * 1000);
    now = now.toGMTString();
    if (f.author != undefined)
       setCookie('mtcmtauth', f.author.value, now, '/', '', '');
    if (f.email != undefined)
       setCookie('mtcmtmail', f.email.value, now, '/', '', '');
    if (f.url != undefined)
       setCookie('mtcmthome', f.url.value, now, '/', '', '');
}

function forgetMe (f) {
    deleteCookie('mtcmtmail', '/', '');
    deleteCookie('mtcmthome', '/', '');
    deleteCookie('mtcmtauth', '/', '');
    f.email.value = '';
    f.author.value = '';
    f.url.value = '';
}

function hideDocumentElement(id) {
    var el = document.getElementById(id);
    if (el) el.style.display = 'none';
}

function showDocumentElement(id) {
    var el = document.getElementById(id);
    if (el) el.style.display = 'block';
}

var commenter_name;

function individualArchivesOnLoad(commenter_name) {
    hideDocumentElement('comments-open');




    if (document.comments_form) {
        if (!commenter_name && (document.comments_form.email != undefined) &&
            (mtcmtmail = getCookie("mtcmtmail")))
            document.comments_form.email.value = mtcmtmail;
        if (!commenter_name && (document.comments_form.author != undefined) &&
            (mtcmtauth = getCookie("mtcmtauth")))
            document.comments_form.author.value = mtcmtauth;
        if (document.comments_form.url != undefined && 
            (mtcmthome = getCookie("mtcmthome")))
            document.comments_form.url.value = mtcmthome;
        if (document.comments_form["bakecookie"]) {
            if (mtcmtauth || mtcmthome) {
                document.comments_form.bakecookie.checked = true;
            } else {
                document.comments_form.bakecookie.checked = false;
            }
        }
    }
}

function writeTypeKeyGreeting(commenter_name, entry_id) {

}



function fecha(){
fecha = new Date()
mes = fecha.getMonth()
diaMes = fecha.getDate()
diaSemana = fecha.getDay()
anio = fecha.getFullYear()
dias = new Array('Domingo','Lunes','Martes','Miércoles','Jueves','Viernes','Sábado')
meses = new Array('Enero','Febrero','Marzo','Abril','Mayo','Junio','Julio','Agosto','Septiembre','Octubre','Noviembre','Diciembre')
document.write('<span id="fecha">')
document.write (dias[diaSemana] + ", " + diaMes + " de " + meses[mes] + " de " + anio)
document.write ('</span>')
}

----

function foo(px,py,pw,ph,baseElement,fid)
{
var win = document.getElementById(this.fid);
}


function dropdown_menu_hack(el)
{
if(el.runtimeStyle.behavior.toLowerCase()=="none"){return;}
el.runtimeStyle.behavior="none";

var ie5 = (document.namespaces==null);
el.ondblclick = function(e)
{
window.event.returnValue=false;
return false;
}

if(window.createPopup==null)
{

var fid = "dropdown_menu_hack_" + Date.parse(new Date());

window.createPopup = function()
{
if(window.createPopup.frameWindow==null)
{
el.insertAdjacentHTML("AfterEnd","<iframe id='"+fid+"' name='"+fid+"' src='about:blank' frameborder='1' scrolling='no'></></iframe>");
var f = document.frames[fid];
f.document.open();
f.document.write("<html><body></body></html>");
f.document.close();
f.fid = fid;


var fwin = document.getElementById(fid);
fwin.style.cssText="position:absolute;top:0;left:0;display:none;z-index:99999;";


f.show = function(px,py,pw,ph,baseElement)
{
py = py + baseElement.getBoundingClientRect().top + Math.max( document.body.scrollTop, document.documentElement.scrollTop) ;
px = px + baseElement.getBoundingClientRect().left + Math.max( document.body.scrollLeft, document.documentElement.scrollLeft) ;
fwin.style.width = pw + "px";
fwin.style.height = ph + "px";
fwin.style.posLeft =px ;
fwin.style.posTop = py ;
fwin.style.display="block";
}


f_hide = function(e)
{
if(window.event && window.event.srcElement && window.event.srcElement.tagName && window.event.srcElement.tagName.toLowerCase()=="select"){return true;}
fwin.style.display="none";
}
f.hide = f_hide;
document.attachEvent("onclick",f_hide);
document.attachEvent("onkeydown",f_hide);

}
return f;
}
}

function showMenu()
{

function selectMenu(obj)
{
var o = document.createElement("option");
o.value = obj.value;
o.innerHTML = obj.innerHTML;
while(el.options.length>0){el.options[0].removeNode(true);}
el.appendChild(o);
el.title = o.innerHTML;
el.contentIndex = obj.selectedIndex ;
el.menu.hide();
}


el.menu.show(0 , el.offsetHeight , 10, 10, el);
var mb = el.menu.document.body;

mb.style.cssText ="border:solid 1px black;margin:0;padding:0;overflow-y:auto;overflow-x:auto;background:white;text-aligbn:center;font-family:Verdana;font-size:12px;";
var t = el.contentHTML;
t = t.replace(/<select/gi,'<ul');
t = t.replace(/<option/gi,'<li');
t = t.replace(/<\/option/gi,'</li');
t = t.replace(/<\/select/gi,'</ul');
mb.innerHTML = t;


el.select = mb.all.tags("ul")[0];
el.select.style.cssText="list-style:none;margin:0;padding:0;";
mb.options = el.select.getElementsByTagName("li");

for(var i=0;i<mb.options.length;i++)
{
mb.options[i].selectedIndex = i;
mb.options[i].style.cssText = "list-style:none;margin:0;padding:1px 2px;width/**/:100%;cursor:hand;cursorointer;white-space:nowrap;"
mb.options[i].title =mb.options[i].innerHTML;
mb.options[i].innerHTML ="<nobr>" + mb.options[i].innerHTML + "</nobr>";
mb.options[i].onmouseover = function()
{
if( mb.options.selected ){mb.options.selected.style.background="white";mb.options.selected.style.color="black";}
mb.options.selected = this;
this.style.background="#333366";this.style.color="white";
}

mb.options[i].onmouseout = function(){this.style.background="white";this.style.color="black";}
mb.options[i].onmousedown = function(){selectMenu(this); }
mb.options[i].onkeydown = function(){selectMenu(this); }


if(i == el.contentIndex)
{
mb.options[i].style.background="#333366";
mb.options[i].style.color="white";
mb.options.selected = mb.options[i];
}
}


var mw = Math.max( ( el.select.offsetWidth + 22 ), el.offsetWidth + 22 );
mw = Math.max( mw, ( mb.scrollWidth+22) );
var mh = mb.options.length * 15 + 8 ;

var mx = (ie5)?-3:0;
var my = el.offsetHeight -2;
var docH = document.documentElement.offsetHeight ;
var bottomH = docH - el.getBoundingClientRect().bottom ;

mh = Math.min(mh, Math.max(( docH - el.getBoundingClientRect().top - 50),100) );

if(( bottomH < mh) )
{

mh = Math.max( (bottomH - 12),10);
if( mh <100 )
{
my = -100 ;

}
mh = Math.max(mh,100);
}


self.focus();

el.menu.show( mx , my , mw, mh , el);
sync=null;
if(mb.options.selected)
{
mb.scrollTop = mb.options.selected.offsetTop;
}




window.onresize = function(){el.menu.hide()};
}

function switchMenu()
{
if(event.keyCode)
{
if(event.keyCode==40){ el.contentIndex++ ;}
else if(event.keyCode==38){ el.contentIndex--; }
}
else if(event.wheelDelta )
{
if (event.wheelDelta >= 120)
el.contentIndex++ ;
else if (event.wheelDelta <= -120)
el.contentIndex-- ;
}else{return true;}




if( el.contentIndex > (el.contentOptions.length-1) ){ el.contentIndex =0;}
else if (el.contentIndex<0){el.contentIndex = el.contentOptions.length-1 ;}

var o = document.createElement("option");
o.value = el.contentOptions[el.contentIndex].value;
o.innerHTML = el.contentOptions[el.contentIndex].text;
while(el.options.length>0){el.options[0].removeNode(true);}
el.appendChild(o);
el.title = o.innerHTML;
}

if(dropdown_menu_hack.menu ==null)
{
dropdown_menu_hack.menu = window.createPopup();
document.attachEvent("onkeydown",dropdown_menu_hack.menu.hide);
}
el.menu = dropdown_menu_hack.menu ;
el.contentOptions = new Array();
el.contentIndex = el.selectedIndex;
el.contentHTML = el.outerHTML;

for(var i=0;i<el.options.length;i++)
{
el.contentOptions [el.contentOptions.length] =
{
"value": el.options[i].value,
"text": el.options[i].innerHTML
}

if(!el.options[i].selected){el.options[i].removeNode(true);i--;};
}


el.onkeydown = switchMenu;
el.onclick = showMenu;
el.onmousewheel= switchMenu;

}


<!-- 
function validateform(form)
{

	// check nombre
	if (document.forms.contacto.elements.nombre.value == "")
	{
		alert ("Escriba su nombre");
		return false;
	}

	// check ciudad 
	if (document.forms.contacto.elements.ciudad.value == "")
	{
		alert ("Escriba el nombre de su ciudad");
		return false;
	}
	
	
	// check pais
	if (document.forms.contacto.elements.pais.value == "")
	{
		alert ("Escriba el nombre de su país");
		return false;
	}	
	
		// check correo
	if (document.forms.contacto.elements.email.value == "")
	{
		alert ("Escriba su correo");
		return false;
	}	
	
		// check comentarios
	if (document.forms.contacto.elements.comentarios.value == "")
	{
		alert ("Escriba sus comentarios");
		return false;
	}	
	
	
	return true;
}